57 lines
1.6 KiB
C++
57 lines
1.6 KiB
C++
#pragma once
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#include "c-opast.hh"
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#include "c-opcomp.hh"
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#include <ebcl/Algorithms.hh>
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struct T_SyncCurves;
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namespace opopt {
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// Persistent data for the various stages of the optimizer.
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struct T_OptData
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{
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// Logger
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F_OPLogger logger{ []( auto , auto ) {} };
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// List of errors generated by the optimizer
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T_Array< ebcl::T_SRDError > errors;
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// If the size of the ouput is fixed, this field contains it as a
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// <width,height> pair.
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T_Optional< std::pair< uint32_t , uint32_t > > fixedSize;
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// The curves that will be bound to the inputs.
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T_SyncCurves const* curves{ nullptr };
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// A visitor to be used for the tree
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ebcl::T_Visitor< opast::A_Node > visitor{ opast::ASTVisitorBrowser };
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// Table of input declarations; used to fold constant inputs.
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struct T_InputDecl {
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ebcl::T_SRDLocation location;
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float value;
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};
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T_Optional< T_KeyValueTable< T_String , T_Array< T_InputDecl > > > inputDecls;
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//----------------------------------------------------------------------
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void findInputDecls( T_OpsParserOutput& program ) noexcept;
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};
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/*----------------------------------------------------------------------------*/
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// Attempts to fold constant expressions into single constants. Returns true if
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// transformations were made, false if not.
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//
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bool FoldConstants( T_OpsParserOutput& program ,
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T_OptData& optData ) noexcept;
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// Attempt to remove blocks of code that will not be executed because of
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// constant conditions. Returns true if transformations were made, false if not.
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//
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bool RemoveDeadCode( T_OpsParserOutput& program ,
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T_OptData& optData ) noexcept;
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} // namespace opopt
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